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  2. HTC Primo vs Oppo A31

HTC Primo vs Oppo A31

Compare recorded specifications, size and practical differences.

HTC Primo

HTC Primo

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    Oppo A31

    Oppo A31

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        Key differences

        Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

        • WeightPrimo: 65 g lighterPrimo: 115 g · A31: 180 g
        • WidthPrimo: 15.8 mm narrowerPrimo: 59.7 mm · A31: 75.5 mm
        • Screen diagonalPrimo: 2.8 in smaller diagonalPrimo: 3.7 in · A31: 6.5 in
        • Rear camera layoutSingle / TriplePrimo: Single · A31: Triple
        • DepthA31: 0.9 mm thinnerA31: 8.3 mm · Primo: 9.2 mm
        • HeightPrimo: 43.6 mm shorterPrimo: 120.3 mm · A31: 163.9 mm

        Physical size

        Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

        Front
        Primo: 120.3 × 59.7 mm 1 A31: 163.9 × 75.5 mm 2
        Side
        Primo: 120.3 × 9.2 mm 1 A31: 163.9 × 8.3 mm 2
        1. 1. Primo
          Height
          120.3 mm
          Width
          59.7 mm
          Depth
          9.2 mm
          Weight
          115 g
        2. 2. A31
          Height
          163.9 mm
          Width
          75.5 mm
          Depth
          8.3 mm
          Weight
          180 g

        Specifications

        Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

        Everyday essentials
        Everyday essentials
        SpecificationPrimoA31
        Dimensions (HxWxD)
        • 120.3 Х 59.7 Х 9.2 mm
        • 163.9 Х 75.5 Х 8.3 mm
        Weight
        • 115 g
        • 180 g
        Technology
        • Super LCD2
        • IPS LCD
        Screen size
        • 3.7" inch
        • 6.5" inch
        Screen resolution
        • 480 x 800 px
        • 720 x 1600 px
        Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
        • 4 GB (1 GB user available)
        • 512 MB RAM
        • 128GB 4GB RAM
        Memory card support
        • microSD
        • up to 32 GB (dedicated slot)
        • microSDXC (dedicated slot)
        BatteryCapacity is not battery life. No endurance test is implied.
        • 1500 mAh
        • Non-removable Li-Ion
        • 4230 mAh
        • Non-removable Li-Po
        Operating system OS
        • Android 4.0.3 (Ice Cream Sandwich)
        • not upgradable to 4.1 (Jelly Bean); Sense UI 4
        • Android 9.0 (Pie); ColorOS 6.1
        Chipset
        • Qualcomm MSM8255 Snapdragon S2
        • Mediatek MT6765V/CB Helio P35 (12nm)
        Headphone jack
        • Yes
        • Yes
        Display
        Display
        SpecificationPrimoA31
        Touchscreen
        • capacitive touchscreen
        • capacitive touchscreen
        Display colors
        • 16M
        • 16M
        Screen area
        • 39.0 cm2
        • 102.0 cm2
        Screen format
        • 5:3 (height:width)
        • 20:9 (height:width)
        Screen to body ratio
        • 54.3%
        • 82.4%
        PPI /points per inch/
        • 252 PPI
        • 270 PPI
        Camera and Video
        Camera and Video
        SpecificationPrimoA31
        Rear camera, main
        • 5 MP
        • Single
        • 12 MP
        • Triple
        Camera specs
        • 5 MP
        • AF
        • 12 MP
        • f/1.8
        • (wide)
        • PDAF -2 MP
        • f/2.4
        • 27mm (macro)
        • 1/5.0''
        • 1.75µm -2 MP
        • (depth)
        Functions
        • LED flash
        • HDR
        Video
        • 720p
        • 1080p@30fps
        Front camera, selfie
        • 0 MP,
        • 8 MP
        • Single
        Specifications
        • No
        • 8 MP
        • f/2.0
        Performance
        Performance
        SpecificationPrimoA31
        Processor CPU
        • 1.0 GHz Scorpion
        • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
        Graphics processor GPU
        • Adreno 205
        • PowerVR GE8320
        Antutu 8 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
        • 105221
        General specs
        General specs
        SpecificationPrimoA31
        Release date
        • 2012
        • February. Released 2012
        • April
        • 2020
        • February 13
        Colors
        • Black
        • Brown
        • Fantasy White
        • Mystery Black
        Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
        • 130 EUR
        • 180 EUR
        Body build Unknown
        • Glass front
        • plastic back
        • plastic frame
        Communication and Connectivity
        Communication and Connectivity
        SpecificationPrimoA31
        SIM card
        • Mini-SIM
        • Dual SIM (Nano-SIM
        • dual stand-by)
        Network
        • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
        • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
        Speed
        • HSPA
        • HSPA 42.2/5.76 Mbps
        • LTE-A
        GPRS
        • Yes
        • Yes
        Edge
        • Yes
        • Yes
        Wi-Fi
        • Wi-Fi 802.11 b/g/n
        • Wi-Fi Direct
        • hotspot
        • Wi-Fi 802.11 a/b/g/n/ac
        • dual-band
        • Wi-Fi Direct
        • hotspot
        GPS
        • Yes
        • with A-GPS
        • Yes
        • with A-GPS
        • BDS
        USB
        • microUSB 2.0
        • microUSB 2.0
        • USB On-The-Go
        Bluetooth
        • 4.0
        • A2DP
        • aptX
        • 5.0
        • A2DP
        • LE
        Harmful irradiation
        • SAR - 0.87 W/kg (head) 0.77 W/kg (body) SAR EU - 0.87 W/kg (head)
        		 Unknown
        Music and Audio
        Music and Audio
        SpecificationPrimoA31
        Radio
        • Stereo FM radio
        • RDS
        • FM radio
        Others
        • Beats Audio
        • 480 nits typ. brightness
        Other features
        Other features
        SpecificationPrimoA31
        Dop
        • Sensors Accelerometer
        • proximity - DivX/XviD/MP4/H.264/WMV player -MP3/eAAC+/WMA/WAV player -Document editor -Voice memo/dial -Predictive text input
        • Sensors Fingerprint (rear-mounted)
        • accelerometer
        • proximity
        • compass

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